
#content {
    text-align: left; /* 控制容器中布局方式 */

}

.rota_div {
    margin-top: 100px;
    background-color: #026890;
    transform: rotate(1deg);

}

.rectangle_div {
    margin-top: 100px;
    border: 2px solid;
    border-radius: 5px;
    width: 500px;
    height: 100px;

    text-align: center;

}

.rectangle_div_content {
    position: relative;
    top: 50%;
    transform: translateY(-50%);

}

.ch {
    background-color: #fc0;
    display: inline-block;
    /*width:100px;*/
    /*height:100px;*/
    text-align: center;
    /*line-height: 100px;*/
}


